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(parent: 63e72fe) | patch
mm/mempolicy: remove or narrow the lock on current
authorWei Yang <richard.weiyang@linux.alibaba.com>
Tue, 13 Oct 2020 23:57:08 +0000 (16:57 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 14 Oct 2020 01:38:34 +0000 (18:38 -0700)
commit41b63d0f08c12cdd9aa5aa2dffbe58229b893197
tree8d1ffce6a4258e1825859d92e86d521d52d78f64tree | snapshot
parent63e72fe3f58aa326d1b16e1dfc7f5168923cf68ccommit | diff
mm/mempolicy: remove or narrow the lock on current

It is not necessary to hold the lock of current when setting nodemask of
a new policy.

Signed-off-by: Wei Yang <richard.weiyang@linux.alibaba.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/20200921040416.86185-1-richard.weiyang@linux.alibaba.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/mempolicy.c diff | blob | history
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